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<html lang="zh">

<head>
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    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>时空穿梭</title>
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</head>

<body>
    <div class="g-container">
        <div class="g-group">
            <div class="item item-right"></div>
            <div class="item item-left"></div>
            <div class="item item-top"></div>
            <div class="item item-bottom"></div>
            <div class="item item-middle"></div>
        </div>
        <div class="g-group">
            <div class="item item-right"></div>
            <div class="item item-left"></div>
            <div class="item item-top"></div>
            <div class="item item-bottom"></div>
            <div class="item item-middle"></div>
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</body>

</html>